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Cushion|Lab Grown|IGI

0.74ct D SI1 Cushion Lab Grown Diamond

VG • D/SI1 • IGI LG462162639

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG462162639

Diamond specifications and retailer prices

From $404 AUD
$284 USD
As of October 30, 2026
Save $1,335 AUD (77%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,739 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.74ct lab-grown cushion diamond

This 0.74ct lab-grown cushion sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG462162639 or 462162639. Listed at 4 retailers as of October 29, 2026, with prices from $404 to $1,739, a $1,335 spread on the same certified stone. MOH London lists it at $1,739. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.74
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG462162639
Dimensions5.43 × 5.26 × 3.59 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process.
Top View
5.43 mm5.26 mm0.74 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG462162639
Side View
Table 57.5%Crown 34°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 68.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,739 AUD|Low: $282 AUD|High: $1,752 AUD|Avg: $914 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 3$404 AUD
Retailer 2$420 AUD
Retailer 4$545 AUD
Retailer 5$982 AUD
Retailer 6$1,167 AUD
Retailer 7$1,167 AUD
MOH London$1,739 AUD

35 data points across 7 retailers

4 retailers$404 AUD to $1,739 AUD

A
Cheapest Retailer
-
$404 AUD
$284 USD
A
Retailer 2
-
$420 AUD
£233 GBP
View
B+
Retailer 3
-
$545 AUD
$383 USD
View
Most Expensive
B
MOH London
LG462162639 · Oct 29
$1,739 AUD
£962 GBP
View
3 more retailers have this diamond
Prices start from $404 AUDSave up to $1,335 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.74ct Cushion
$404 AUD